CN109532349A - A kind of motor vehicle tyre pressure on-line measuring device - Google Patents
A kind of motor vehicle tyre pressure on-line measuring device Download PDFInfo
- Publication number
- CN109532349A CN109532349A CN201811378822.8A CN201811378822A CN109532349A CN 109532349 A CN109532349 A CN 109532349A CN 201811378822 A CN201811378822 A CN 201811378822A CN 109532349 A CN109532349 A CN 109532349A
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- module
- processing unit
- central processing
- transmitter
- tire
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0486—Signalling devices actuated by tyre pressure mounted on the wheel or tyre comprising additional sensors in the wheel or tyre mounted monitoring device, e.g. movement sensors, microphones or earth magnetic field sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0401—Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0486—Signalling devices actuated by tyre pressure mounted on the wheel or tyre comprising additional sensors in the wheel or tyre mounted monitoring device, e.g. movement sensors, microphones or earth magnetic field sensors
- B60C23/0488—Movement sensor, e.g. for sensing angular speed, acceleration or centripetal force
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of motor vehicle tyre pressure on-line measuring devices, including wheel, tire and fixing axle, and it is successively arranged signaling module one, signaling module two and transmitter, infrared distance sensor is equipped in transmitter, infrared distance sensor connection signal processing module, signal processing module connects central processing unit, comparison database is inputted in central processing unit, infrared distance sensor measures transmitter to the distance between signaling module one and signaling module two L1 and L2 respectively, central processing unit is to L1 and L2 phase absolute value of the difference △ L compared with comparison database, comparison result is sent to display module by central processing unit, central processing unit connects alarm module；The present invention by infrared distance sensor measures the distance between tire and wheel difference △ L and compared with comparison database, and when tire occurs abnormal, range difference △ L and database comparison are abnormal, and central processing unit sounds an alarm prompting driver by alarm module.
Description
Technical field
The present invention relates to tire pressure detection technique field, in particular to a kind of motor vehicle tyre pressure on-line measuring device.
Background technique
Tire pressure detection effect be while the car is driving to tire pressure carry out real time automatic detection, and to wheel vaginal bleeding during pregnancy
Gas and low pressure are alarmed, to ensure traffic safety.
When running car, if tire pressure is excessively high, the contact area on tire and ground can be reduced, at this moment tire is born
Pressure is opposite to be improved, and the road holding of tire will receive influence.In addition, not having in tire when vehicle passes through ditch or bumpy road
There is sufficient space to absorb vibration, other than the stability and riding comfort that influence traveling, also will cause and suspension is rushed
It hits and puts more effort, thus also bring along harm；Meanwhile the hidden danger blown out at high temperature can also accordingly increase.Match spare tyre at present
The automobile for pressing monitoring device is mostly luxury car, and the outfit of device for monitoring tyre pressure is not spread on all vehicles, and in common in-vehicle
No tire pressure detecting device on, if not only expensive using the tire pressure detecting device of mating placement, it is also necessary to vehicle
Configuration is supported, all to need a kind of device for monitoring tyre pressure that may be mounted on any motor vehicle at present.
Summary of the invention
The main purpose of the present invention is to provide a kind of motor vehicle tyre pressure on-line measuring devices, may be mounted at any
On motor vehicle, assembly is simple, easy to operate to sound an alarm in time when tire pressure occurs abnormal, can effectively solve background
The problems in technology.
To achieve the above object, the technical scheme adopted by the invention is as follows: a kind of motor vehicle tyre pressure on-line measuring device,
Including wheel, tire and fixing axle, wheel is equipped with signaling module one, and tire is equipped with signaling module two, and fixing axle is equipped with
Transmitter, transmitter is interior to be equipped with infrared distance sensor, infrared distance sensor connection signal processing module, signal processing module
Central processing unit is connected, inputs comparison database in central processing unit, infrared distance sensor measures transmitter to signal respectively
The distance between module one and signaling module two L1 and L2, signal processing module are sent out the data conversion of L1 and L2 at figure pattern
Be sent in central processing unit, central processing unit to L1 and L2 carry out difference conversion and after conversion phase absolute value of the difference △ L with
Comparison database compares, and central processing unit is sent to comparison result on receiving module, and receiving module connects display module,
Central processing unit connects alarm module.
Preferably, comparison database be tire pressure under normal circumstances, experiment measure L1 and L2 difference △ L big number
According to, when tire pressure is normal, the difference △ L of vehicle L1 and L2 in various drivings is acquired, is acquired extensively, accuracy height.
Preferably, speed probe, speed probe connection signal processing module, signal processing mould are additionally provided in transmitter
Block connects central processing unit, and the revolving speed of wheel is monitored by speed probe, and the revolving speed of monitoring is passed through signal processing module
It is sent in central processing unit, the rotary speed data library of the wheel in normal tire pressure is inputted in central processing unit, revolution speed sensing
It monitors that rotary speed data and rotary speed data library compare in device, and comparing result is sent in display module, shown in display screen
It shows and, when data comparison result occurs abnormal, central processing unit is issued by alarm module and warned.
Preferably, temperature sensor, temperature sensor connection signal processing module, temperature sensor are additionally provided in transmitter
The frictional heat of tire and ground friction generation is measured, when tire pressure is too low, tire is big with contact area of ground, produces tire
Raw frictional heat also increases accordingly, and temperature sensor is transferred to central processing unit data are received, and inputs in central processing unit
Normal tire depresses temperature data library, the temperature data that temperature sensor receives and temperature data library is compared, and right
It is sent in display module than result, is come out in display screen, when data comparison result occurs abnormal, central processing unit passes through
Alarm module issues warning.
Preferably, the sensor emission cycle T in transmitter is that wheel turns around as cycle T 1, sensor in transmitter
Transmit cycle T changes with the cycle T 1 that wheel turns around.
Preferably, the cycle T 1 that wheel turns around is the vehicle wheel rotational speed period under normal tire pressure, when abnormal tyre pressure, same vehicle
Under speed, the speed cycle T1 of wheel becomes smaller, and transmit cycle T also accordingly becomes smaller, and then transmitter transmits the data of transmit cycle T
To central processing unit, central processing unit is transmitted data in display module, and is sent and warned by alarm module.
Compared with traditional technology, the beneficial effect comprise that: the present invention is measured by infrared distance sensor
The distance between tire and wheel difference △ L and compared with comparison database, when tire occurs abnormal, range difference △ L and data
Library comparison is abnormal, and central processing unit transmits data to display module, and is sounded an alarm by alarm module and remind driver, this hair
It is bright to can be adapted for various motor vehicles, and be easily installed, it is easy to use.
Detailed description of the invention
Fig. 1 is system connection figure of the invention；
Fig. 2 is system implementation flow chart of the invention；
Fig. 3 is tyre detection device part-structure figure of the invention.
In figure: 1, wheel；2, tire；3, fixing axle；4, signaling module one；5, signaling module two；6, transmitter；7, infrared
Distance measuring sensor；8, signal processing module；9, central processing unit；10, comparison database；11, receiving module；12, display module；
13, speed probe；14, rotary speed data library；15, temperature sensor；16, temperature data library；17, alarm module.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of motor vehicle tyre pressure on-line measuring device, including wheel 1, tire 2 and fixing axle 3,
Wheel 1 is equipped with signaling module 1, and tire 2 is equipped with signaling module 25, and fixing axle 3 is equipped with transmitter 6, in transmitter 6
Equipped with infrared distance sensor 7,7 connection signal processing module 8 of infrared distance sensor, signal processing module 8 connects centre
Device 9 is managed, inputs comparison database 10 in central processing unit 9, infrared distance sensor 7 measures transmitter to signaling module one respectively
The distance between 4 and signaling module 25 L1 and L2, signal processing module 8 send the data conversion of L1 and L2 at figure pattern
Into central processing unit 9, central processing unit 9 to L1 and L2 carry out difference conversion and after conversion phase absolute value of the difference △ L with
Comparison database 10 compares, and central processing unit 9 is sent to comparison result on receiving module 11, and the connection of receiving module 11 is aobvious
Show module 12, central processing unit 9 connects alarm module 17.
In the present embodiment, under normal circumstances for tire pressure, experiment measures the difference △ L's of L1 and L2 to comparison database 10
Big data acquires the difference △ L of vehicle L1 and L2 in various drivings, acquisition is extensive, accuracy when tire pressure is normal
It is high.
In the present embodiment, it is additionally provided with speed probe 13 in transmitter 6,13 connection signal processing module 8 of speed probe,
Signal processing module 8 connects central processing unit 9, and the revolving speed of wheel is monitored by speed probe 13, and the revolving speed of monitoring is led to
It crosses signal processing module to be sent in central processing unit 9, the revolving speed number of the wheel in normal tire pressure is inputted in central processing unit 9
According to library 14, monitoring that rotary speed data is compared with rotary speed data library 14 in speed probe 13, and comparing result is sent to aobvious
Show in module 12, shown in display screen, when data comparison result occurs abnormal, central processing unit 9 passes through warning mould
Block 17 issues warning.
In the present embodiment, it is additionally provided with temperature sensor 15 in transmitter 6,15 connection signal processing module 8 of temperature sensor,
The frictional heat that temperature sensor 15 measures tire and ground friction generates, when tire pressure is too low, tire and ground contact surface
Product is big, and the frictional heat for generating tire also increases accordingly, and temperature sensor 15 receive data and are transferred to central processing unit 9,
Normal tire is inputted in central processing unit 9 depresses temperature data library 16, the temperature data that temperature sensor 15 is received and temperature
Database 16 compares, and comparing result is sent in display module 12, comes out in display screen, when data comparison result
When occurring abnormal, central processing unit 9 issues warning by alarm module 17.
In the present embodiment, speed probe, temperature sensor and infrared distance sensor transmit cycle T are in transmitter 6
Wheel turns around as cycle T 1, the transmit cycle T of speed probe, temperature sensor and infrared distance sensor in transmitter 6
As the cycle T 1 that wheel turns around changes.
In the present embodiment, the cycle T 1 that wheel turns around is the vehicle wheel rotational speed period under normal tire pressure, when abnormal tyre pressure, together
Under one speed, the speed cycle T1 of wheel becomes smaller, and transmit cycle T also accordingly becomes smaller, and then transmitter is the data of transmit cycle T
It is transferred to central processing unit, central processing unit 9 transmits data in display module, and sends warning by alarm module 17.
It is above that certain exemplary embodiments of the invention are only described by way of explanation, undoubtedly, for ability
The those of ordinary skill in domain without departing from the spirit and scope of the present invention can be with a variety of different modes to institute
The embodiment of description is modified.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as to the present invention
The limitation of claims.
Claims (6)
1. a kind of motor vehicle tyre pressure on-line measuring device, including wheel, tire and fixing axle, it is characterised in that: the vehicle
Wheel is equipped with signaling module one, and the tire is equipped with signaling module two, and the fixing axle is equipped with transmitter, the transmitter
It is interior to be equipped with infrared distance sensor, the infrared distance sensor connection signal processing module, the signal processing module connection
Central processing unit, the central processing unit is interior to input comparison database, and the infrared distance sensor measures transmitter respectively and arrives
The distance between signaling module one and signaling module two L1 and L2, the signal processing module is the data conversion of L1 and L2 at number
Word pattern is sent to central processing unit, and the central processing unit is to L1 and L2 phase absolute value of the difference △ L compared with comparison database
Compared with, the central processing unit is sent to comparison result on receiving module, and the receiving module connects display module, it is described in
Central processor connects alarm module.
2. a kind of motor vehicle tyre pressure on-line measuring device according to claim 1, it is characterised in that: the comparison number
According to library be tire pressure under normal circumstances, experiment measure L1 and L2 difference △ L big data.
3. a kind of motor vehicle tyre pressure on-line measuring device according to claim 1, it is characterised in that: the transmitter
In be additionally provided with speed probe, speed probe connection signal processing module, signal processing module connects central processing unit, center
The rotary speed data library of the wheel in normal tire pressure is inputted in processor, monitors rotary speed data and revolving speed number in speed probe
It is compared according to library.
4. a kind of motor vehicle tyre pressure on-line measuring device according to claim 1, it is characterised in that: the transmitter
In be additionally provided with temperature sensor, temperature sensor connection signal processing module, input normal tire depresses temperature in central processing unit
Database compares the temperature data that temperature sensor receives and temperature data library.
5. a kind of motor vehicle tyre pressure on-line measuring device according to claim 1, it is characterised in that: the transmitter
In transmit cycle T be that wheel turns around as cycle T 1, the week that the transmit cycle T of sensor turns around with wheel in transmitter
The variation of phase T1.
6. a kind of motor vehicle tyre pressure on-line measuring device according to claim 5, it is characterised in that: the wheel turns
The cycle T 1 of one circle is the vehicle wheel rotational speed period under normal tire pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811378822.8A CN109532349B (en) | 2018-11-19 | 2018-11-19 | On-line detection device for tire pressure of motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811378822.8A CN109532349B (en) | 2018-11-19 | 2018-11-19 | On-line detection device for tire pressure of motor vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109532349A true CN109532349A (en) | 2019-03-29 |
| CN109532349B CN109532349B (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811378822.8A Active CN109532349B (en) | 2018-11-19 | 2018-11-19 | On-line detection device for tire pressure of motor vehicle |
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| Country | Link |
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| CN (1) | CN109532349B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332077A (en) * | 2019-08-20 | 2020-06-26 | 厦门乐创智联科技有限公司 | Tire monitoring and managing system and using method thereof |
| CN111982391A (en) * | 2020-08-20 | 2020-11-24 | 广东电网有限责任公司 | Parking space tire pressure detection device and detection method |
Citations (8)
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|---|---|---|---|---|
| DE10144946A1 (en) * | 2001-09-12 | 2003-04-24 | Heiko Barske | Monitoring of motor vehicle tire pressure by measuring the distance between rim and tire contact surface with a sensor placed inside the tire, with said distance compared to stored set values to ensure pressure is within limits |
| EP1359029A2 (en) * | 2002-04-30 | 2003-11-05 | Continental Teves, Inc. | System and method for tire inflation monitoring system |
| CN102141479A (en) * | 2010-01-07 | 2011-08-03 | 欧陆汽车有限责任公司 | Method and apparatus for determining driving distance of tire |
| CN202413305U (en) * | 2012-01-06 | 2012-09-05 | 陈博文 | Monitoring and alarming system for automobile tire |
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| JP2015229420A (en) * | 2014-06-05 | 2015-12-21 | 太平洋工業株式会社 | Tire condition monitoring device |
| CN205706016U (en) * | 2016-06-20 | 2016-11-23 | 常州市祺胜塑胶化工有限公司 | A kind of indirect type tire pressure monitoring system based on wheel cover of automobile |
| CN106183662A (en) * | 2016-07-08 | 2016-12-07 | 深圳市元征科技股份有限公司 | Tire condition detection method and device |
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2018
- 2018-11-19 CN CN201811378822.8A patent/CN109532349B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10144946A1 (en) * | 2001-09-12 | 2003-04-24 | Heiko Barske | Monitoring of motor vehicle tire pressure by measuring the distance between rim and tire contact surface with a sensor placed inside the tire, with said distance compared to stored set values to ensure pressure is within limits |
| EP1359029A2 (en) * | 2002-04-30 | 2003-11-05 | Continental Teves, Inc. | System and method for tire inflation monitoring system |
| CN102141479A (en) * | 2010-01-07 | 2011-08-03 | 欧陆汽车有限责任公司 | Method and apparatus for determining driving distance of tire |
| CN202413305U (en) * | 2012-01-06 | 2012-09-05 | 陈博文 | Monitoring and alarming system for automobile tire |
| CN203854430U (en) * | 2014-04-22 | 2014-10-01 | 昆达电脑科技(昆山)有限公司 | Automobile tire monitoring device |
| JP2015229420A (en) * | 2014-06-05 | 2015-12-21 | 太平洋工業株式会社 | Tire condition monitoring device |
| CN205706016U (en) * | 2016-06-20 | 2016-11-23 | 常州市祺胜塑胶化工有限公司 | A kind of indirect type tire pressure monitoring system based on wheel cover of automobile |
| CN106183662A (en) * | 2016-07-08 | 2016-12-07 | 深圳市元征科技股份有限公司 | Tire condition detection method and device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332077A (en) * | 2019-08-20 | 2020-06-26 | 厦门乐创智联科技有限公司 | Tire monitoring and managing system and using method thereof |
| CN111982391A (en) * | 2020-08-20 | 2020-11-24 | 广东电网有限责任公司 | Parking space tire pressure detection device and detection method |
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| Publication number | Publication date |
|---|---|
| CN109532349B (en) | 2020-08-18 |
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